1of

Minexpo 2020 Postponed

Minexpo 2020 Postponed

Due to the COVID-19 pandemdic, Minexpo will be held one year later in September 2021

MORE DETAILS

Minexpo 2021 New Date

Minexpo 2021 New Date

New date for Minexpo 20201 is August 1-August 5 20201

MORE DETAILS2

Latest Offers 2021

Latest Offers 2021

See the Latest Offers from CAT

SEE OFFERS
G3406 Gas Petroleum Engine (TA) Gas Compression Engines

Gas Compression Engines G3406

Request A Price Find Dealer

Key Specs

Maximum Rating
325 BHP
242 bkW
Emissions
NSPS Site Compliant Capable
NSPS Site Compliant Capable
Displacement
891 in³
14.59 l

Overview

Tough and durable, built on the industry-standard G3400 platform bring maximum uptime and low operating cost to your operation. G3406 engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime. Ideal applications for G3406 engines include gas lift, gas gathering, and wellhead gas compression. Cat G3406 gas engine. Ratings: 160-242 bkW (215-325 bhp) @ 1800 rpm are NSPS site compliant capable with customer-provided air-fuel ratio control and aftertreatment or available for non-regulated areas.

Product Specifications for G3406

Maximum Rating 325 BHP 242 bkW
Emissions NSPS Site Compliant Capable NSPS Site Compliant Capable
Displacement 891 in³ 14.59 l
Minimum Rating 215 BHP 160 bkW
Compression Ratio 9.4:1 9.4:1
Aspiration Naturally Aspirated or Turbocharged-Aftercooled Naturally Aspirated or Turbocharged-Aftercooled
Rotation from Flywheel End Counterclockwise Counterclockwise
Flywheel and Flywheel Housing SAE No. 1 SAE No. 1
Flywheel Teeth 113 113
Weight - Dry 3000 lb 1360.8 kg
Oil Change Interval 750 hours 750 hours
Ignition, Protection Altronic III Altronic III
Stroke 6 in 152.4 mm
Bore 5.4 in 137 mm
Cooling System 10 gal (US) 37.9 l
Lube Oil System - Refill 20 gal (US) 75.7 l

G3406 Standard Equipment

Air Inlet System

  • Air cleaner — heavy-duty
  • Air cleaner rain cap
  • Service indicator

Control System

  • Governor — Woodward PSG mechanical
  • Governor locking — positive control

Cooling System

  • Thermostats and housing
  • Jacket water pump
  • Aftercooler water pump
  • Aftercooler core

Exhaust System

  • Watercooled exhaust manifolds
  • Dry exhaust elbow

Flywheel & Flywheel Housing

  • SAE No. 1 flywheel
  • SAE No. 1 flywheel housing
  • SAE standard rotation

Fuel System

  • Gas pressure regulator
  • Natural gas carburetor

Ignition System

  • Altronic III ignition system

Instrumentation

  • Service meter

Lube System

  • Crankcase breather — top mounted
  • Oil cooler
  • Oil filter — RH
  • Auxiliary oil reservoir
  • Oil pan — full sump
  • Oil filler in valve cover, dipstick — RH

Mounting System

  • Engine supports

Protection System

  • Shutoffs

General

  • Paint — Cat yellow
  • Crankshaft vibration damper and drive pulleys
  • Lifting eyes

G3406 Optional Equipment

Air Inlet System

  • Precleaner

Charging System

  • Battery chargers
  • Charging alternators
  • Charging alternators f/u/w c customer supplied shutoffs
  • Ammeter gauge
  • Ammeter gauge and wiring
  • Control mounting

Control System

  • PSG Woodward governor

Cooling System

  • Radiators
  • Non-sparking blower fan
  • Blower fans for customer supplied radiators
  • Fan drives for customer supplied radiators
  • ATAAC conversion
  • Aftercooler
  • Expansion tank
  • Heat exchangers

Exhaust System

  • Flexible fittings
  • Elbow
  • Flange
  • Pipe
  • Rain cap
  • Muffler

Fuel System

  • Fuel filter
  • Natural gas valve and jet kits

Ignition System

  • CSA shielded ignition
  • Wiring harness

Instrumentation

  • Gauges and instrument panels

Lube System

  • Auxiliary oil reservoir removal
  • Lubricating oil

Mounting System

  • Vibration isolators

Power Take-Offs

  • Auxiliary drive pulleys
  • Enclosed clutch and clutch support
  • Front stub shaft and flywheel stub shaft

Protection System

  • Gas valves

Starting System

  • Air starting motor
  • Electric air start control
  • Air pressure regulator
  • Air silencer
  • Electric starting motor— single 12- and 24-volt
  • Starting aids
  • Battery sets, cables, and rack

General

  • Damper guard

See how G3406 compares against frequently compared products.

Use the comparison tool to compare detailed specs of Cat and competitor models.

Compare All Models

Product Brochures and More Are Ready to Download!

Media Gallery

G3406 Gas Petroleum Engine (TA) Gas Compression Engines

G3406 Gas Petroleum Engine (TA) Gas Compression Engines

Check out current offers for the G3406

View More Offers
warning

Internet Explorer users may experience issues with certain features of our site.
Please try a current version of an alternate browser (i.e. Google Chrome, Microsoft Edge, Mozilla Firefox) for the full Cat.com experience.